. >>> a school bus driver in indiana finds herself in a race against mother nature. she had to rescue nearly a dozen school children during this month's devastating tornado in henryville. joe arnold colombo reports on how her quick thinking saved them in the nick of time. >> tornado on the ground. quiet. >> i see the tornado on the ground. moving towards the school. >> everybody -- everyone that has a book overyour head, do it. >> the bus now a minute and a half from the school. >> there's a tornado right there, look, guysux the funnel cloud. >> reporter: mary is anxious but has calm instruction for her precious cargo. >> don't block me. don't block me. guys, we're just going to go as fast as we can into the school. >> reporter: the bus pulls up into the school. >> everybody stay together. together, right now. go, go, go. go, go, go. one, two, three, four. five. six. seven. eight, nine. come on. 10, 11. go. go, go. >> just three minutes later, perry's cell phone still in the driver's seat, the bus is blown away. >> wow. the bus driver, angel perry and her 11 students